Cannot boot / No apple logo

[yiming19]

Hi, I had a working sierra and was trying to fix the iMessage by installing the "umuvariableuefi-64" and "RC Scripts" with the latest clover bootloader.

After the installation and restart, then I can't get the "apple logo" booting screen.

Tried to boot with verbose mode. What I saw was

++++++++++++++++++++++++
+
-


Please help on how to get it work. Thanks.

 

[Going Bald]

Remove the "umuvariableuefi-64" and reboot. with boot-args -v -f